Update file homepage.php
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@@ -136,20 +136,71 @@
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require_once ("classes/SubjectData.php");
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$subjects = SubjectData::getAll();
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// Function to generate color variants from base color
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function generateColorVariants($baseColor) {
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// Remove # if present
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$baseColor = ltrim($baseColor, '#');
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// Convert to RGB
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$r = hexdec(substr($baseColor, 0, 2));
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$g = hexdec(substr($baseColor, 2, 2));
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$b = hexdec(substr($baseColor, 4, 2));
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// Generate lighter variant for secondary
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$secondary = sprintf("#%02x%02x%02x",
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min(255, $r + 70),
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min(255, $g + 70),
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min(255, $b + 70)
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);
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// Generate very light variant for background
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$light = sprintf("#%02x%02x%02x",
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min(255, $r + 140),
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min(255, $g + 140),
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min(255, $b + 140)
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);
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return [
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'primary' => '#' . $baseColor,
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'secondary' => $secondary,
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'light' => $light
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];
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}
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// Generate colors for each subject
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foreach ($subjects as $subject) {
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$colors = generateColorVariants($subject->color);
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?>
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<a href="subject.php?subject=<?php echo($subject->id); ?>" class="block">
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<div class="gradient-border p-6 card-hover bg-white">
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<div class="gradient-border p-6 card-hover" style="
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background: linear-gradient(145deg,
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<?php echo $colors['light']; ?> 0%,
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white 100%
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);
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border: 2px solid <?php echo $colors['secondary']; ?>;
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border-radius: 1rem;
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box-shadow: 0 4px 6px -1px <?php echo $colors['light']; ?>,
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0 2px 4px -2px <?php echo $colors['secondary']; ?>;">
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<div class="flex items-start space-x-4">
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<div class="w-12 h-12 rounded-lg bg-purple-100 flex items-center justify-center">
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<i class="fas <?php echo($subject->icon); ?> text-2xl text-purple-600"></i>
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<div class="w-12 h-12 rounded-lg flex items-center justify-center"
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style="background-color: rgba(<?php
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$hex = ltrim($colors['primary'], '#');
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$r = hexdec(substr($hex, 0, 2));
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$g = hexdec(substr($hex, 2, 2));
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$b = hexdec(substr($hex, 4, 2));
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echo "$r, $g, $b, 0.1";
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?>)">
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<i class="fas <?php echo($subject->icon); ?> text-2xl"
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style="color: <?php echo $colors['primary']; ?>"></i>
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</div>
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<div class="flex-1">
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<h3 class="text-xl font-bold text-gray-900 mb-2"><?php echo($subject->displayName); ?></h3>
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<p class="text-gray-600 mb-4"><?php echo($subject->description); ?></p>
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<div class="grid grid-cols-3 gap-4 mb-4">
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<div class="text-center p-2 rounded-lg bg-purple-50">
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<div class="font-bold text-purple-600">150+</div>
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<div class="text-center p-2 rounded-lg"
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style="background-color: <?php echo $colors['light']; ?>">
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<div class="font-bold"
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style="color: <?php echo $colors['primary']; ?>">150+</div>
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<div class="text-sm text-gray-600">Übungen</div>
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</div>
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<div class="text-center p-2 rounded-lg bg-purple-50">
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@@ -163,7 +214,11 @@
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</div>
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<div class="flex items-center space-x-2">
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<span class="text-sm text-gray-500">Aktuelle Einheit:</span>
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<span class="px-2 py-1 rounded-full bg-purple-100 text-purple-600 text-sm">Bruchrechnung</span>
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<span class="px-2 py-1 rounded-full text-sm"
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style="background-color: <?php echo $colors['light']; ?>;
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color: <?php echo $colors['primary']; ?>">
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Bruchrechnung
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</span>
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</div>
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</div>
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</div>
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